DNS response history for ns2.rootnet.kr

ns2.rootnet.kr is a DNS nameserver monitored by NameServerHistory. This page provides historical DNS response-time data, nameserver uptime signals, DNS latency observations, resolved IP history, successful response counts, failed response counts, and reliability indicators for this nameserver.

The selected UTC date is 2026-08-18. For this date, NameServerHistory found 75 DNS check records, 75 successful responses, 0 failed responses, and 395 ms average response time. Current selected-date status: At least one successful DNS response was recorded for the selected date.

  • Use this report to investigate historical DNS uptime and nameserver reliability.
  • Compare DNS latency changes, failed DNS checks, and response behavior over time.
  • Review the latest resolved IP address and raw DNS check history for ns2.rootnet.kr.
Records on Selected Date

75

Historical checks stored for this nameserver on selected date

Average Latency

395 ms

Calculated from available response records

Latest Check on Selected Date

2026-08-18 23:56

All timestamps shown in UTC

Latest Resolved IP on Selected Date

121.78.233.132

Most recently resolved hosting IP on selected date

Successful Responses

75

Checks that returned a measurable response

Failed Responses

0

Checks with no response or no returned latency

Failure Rate

0%

Based on the selected date history

Selected Date Status

Responsive

At least one successful response exists on selected date

History for ns2.rootnet.kr

Showing DNS history for 2026-08-18 UTC. Newest records appear first.

Latency bars are scaled to a maximum of 5000 ms for quick visual comparison.

# Query Time (UTC) Correlation ID Latency Response IP Address
75 2026-08-18 23:56 639226935204800669
426 ms 121.78.233.132
74 2026-08-18 23:39 639226925298919497
16 ms 121.78.233.132
73 2026-08-18 23:23 639226915487885053
2 ms 121.78.233.132
72 2026-08-18 23:07 639226905465760034
3 ms 121.78.233.132
71 2026-08-18 22:50 639226895378104692
4 ms 121.78.233.132
70 2026-08-18 21:56 639226863374232622
7 ms 121.78.233.132
69 2026-08-18 21:40 639226853698516058
3 ms 121.78.233.132
68 2026-08-18 21:24 639226843797360601
272 ms 121.78.233.132
67 2026-08-18 21:07 639226834046588155
426 ms 121.78.233.132
66 2026-08-18 20:51 639226824234488533
411 ms 121.78.233.132
65 2026-08-18 20:35 639226814549928621
430 ms 121.78.233.132
64 2026-08-18 20:18 639226804721432353
11 ms 121.78.233.132
63 2026-08-18 20:02 639226795048828184
444 ms 121.78.233.132
62 2026-08-18 19:46 639226785202482420
5 ms 121.78.233.132
61 2026-08-18 19:29 639226775309362607
10 ms 121.78.233.132
60 2026-08-18 19:13 639226765406586155
411 ms 121.78.233.132
59 2026-08-18 18:56 639226755437790519
8 ms 121.78.233.132
58 2026-08-18 18:03 639226723856194457
13 ms 121.78.233.132
57 2026-08-18 17:47 639226714050583422
412 ms 121.78.233.132
56 2026-08-18 17:31 639226704236499724
422 ms 121.78.233.132
55 2026-08-18 17:14 639226694184520163
2 ms 121.78.233.132
54 2026-08-18 16:58 639226684161203477
422 ms 121.78.233.132
53 2026-08-18 16:41 639226674305430109
440 ms 121.78.233.132
52 2026-08-18 16:25 639226664489607984
5 ms 121.78.233.132
51 2026-08-18 16:08 639226654533111667
4 ms 121.78.233.132
50 2026-08-18 15:52 639226644778594725
428 ms 121.78.233.132
49 2026-08-18 15:35 639226634901553621
421 ms 121.78.233.132
48 2026-08-18 15:19 639226624921864967
2542 ms 121.78.233.132
47 2026-08-18 15:02 639226614939419403
424 ms 121.78.233.132
46 2026-08-18 14:09 639226583021074771
413 ms 121.78.233.132
45 2026-08-18 13:52 639226573279933585
422 ms 121.78.233.132
44 2026-08-18 13:36 639226563494036301
412 ms 121.78.233.132
43 2026-08-18 13:20 639226553708216256
424 ms 121.78.233.132
42 2026-08-18 13:04 639226544003734815
2009 ms 121.78.233.132
41 2026-08-18 12:47 639226534105733155
3 ms 121.78.233.132
40 2026-08-18 12:31 639226524298118898
3 ms 121.78.233.132
39 2026-08-18 12:15 639226514525195335
6 ms 121.78.233.132
38 2026-08-18 11:58 639226504703635320
424 ms 121.78.233.132
37 2026-08-18 11:42 639226494737271720
427 ms 121.78.233.132
36 2026-08-18 11:25 639226485005027236
5 ms 121.78.233.132
35 2026-08-18 11:09 639226475133236105
11 ms 121.78.233.132
34 2026-08-18 10:15 639226442975077052
4 ms 121.78.233.132
33 2026-08-18 09:59 639226433317932039
60 ms 121.78.233.132
32 2026-08-18 09:43 639226423688431096
423 ms 121.78.233.132
31 2026-08-18 09:27 639226413998250045
423 ms 121.78.233.132
30 2026-08-18 09:11 639226404284554875
3 ms 121.78.233.132
29 2026-08-18 08:55 639226394637043309
409 ms 121.78.233.132
28 2026-08-18 08:38 639226385052447582
422 ms 121.78.233.132
27 2026-08-18 08:23 639226375506189603
18 ms 121.78.233.132
26 2026-08-18 08:07 639226365690646426
3 ms 121.78.233.132
25 2026-08-18 07:50 639226355771007701
13 ms 121.78.233.132
24 2026-08-18 07:34 639226345946269369
433 ms 121.78.233.132
23 2026-08-18 07:17 639226336241601848
430 ms 121.78.233.132
22 2026-08-18 06:25 639226304950675290
3 ms 121.78.233.132
21 2026-08-18 06:09 639226295324754616
4 ms 121.78.233.132
20 2026-08-18 05:53 639226285824640601
411 ms 121.78.233.132
19 2026-08-18 05:37 639226276321223917
2333 ms 121.78.233.132
18 2026-08-18 05:22 639226266800200046
460 ms 121.78.233.132
17 2026-08-18 05:06 639226256958066164
465 ms 121.78.233.132
16 2026-08-18 04:49 639226247432364597
471 ms 121.78.233.132
15 2026-08-18 04:33 639226237703388552
290 ms 121.78.233.132
14 2026-08-18 04:17 639226227937569589
428 ms 121.78.233.132
13 2026-08-18 04:01 639226218052465471
426 ms 121.78.233.132
12 2026-08-18 03:44 639226208429623997
513 ms 121.78.233.132
11 2026-08-18 03:28 639226198800675295
428 ms 121.78.233.132
10 2026-08-18 02:36 639226167722042574
421 ms 121.78.233.132
9 2026-08-18 02:21 639226158277924383
7 ms 121.78.233.132
8 2026-08-18 02:05 639226148757810592
2012 ms 121.78.233.132
7 2026-08-18 01:49 639226139348611045
333 ms 121.78.233.132
6 2026-08-18 01:33 639226129823462907
9 ms 121.78.233.132
5 2026-08-18 01:17 639226120218260005
430 ms 121.78.233.132
4 2026-08-18 01:01 639226110875503904
2008 ms 121.78.233.132
3 2026-08-18 00:46 639226101376311912
421 ms 121.78.233.132
2 2026-08-18 00:30 639226091924943492
1810 ms 121.78.233.132
1 2026-08-18 00:14 639226082133158124
298 ms 121.78.233.132